From: Ulrich Dangel <mru@grml.org>
Date: Fri, 23 Dec 2011 01:01:24 +0000 (+0100)
Subject: Don't enable mixer controls containing mic in their name.
X-Git-Tag: v0.9.45~2
X-Git-Url: https://git.grml.org/?p=grml-autoconfig.git;a=commitdiff_plain;h=85222473ccf5fe78cbacdda208c48a07ec735e98

Don't enable mixer controls containing mic in their name.

This should prevent feedback issues with internal mics reported by Aeiri.
---

diff --git a/autoconfig.functions b/autoconfig.functions
index 833e6d5..a5a5507 100755
--- a/autoconfig.functions
+++ b/autoconfig.functions
@@ -1176,18 +1176,20 @@ config_mixer () {
             IFS='
 '
             for CONTROL in ${=CONTROLS} ; do
-               if $(amixer -c $card sget ${CONTROL} | grep -q 'Capabilities:.*pswitch') ; then
+               if ! echo "${CONTROL}" | grep -q -i "mic" ; then
+               if $(amixer -c $card sget "${CONTROL}" | grep -q 'Capabilities:.*pswitch') ; then
                   amixer -c $card -q set "${CONTROL}" unmute
                fi
-               if $(amixer -c $card sget ${CONTROL} | grep -q -P 'Capabilities:.*(pvolume| volume)') ; then
+               if $(amixer -c $card sget "${CONTROL}" | grep -q -P 'Capabilities:.*(pvolume| volume)') ; then
                   amixer -c $card -q set "${CONTROL}" "${VOL}"%
                fi
+               fi
 
                if [ ${MICVOL} -ne 0 ] ; then
-                  if $(amixer -c $card sget ${CONTROL} | grep -q 'Capabilities:.*cswitch') ; then
+                  if $(amixer -c $card sget "${CONTROL}" | grep -q 'Capabilities:.*cswitch') ; then
                      amixer -c $card -q set "${CONTROL}" unmute
                   fi
-                  if $(amixer -c $card sget ${CONTROL} | grep -q 'Capabilities:.*cvolume') ; then
+                  if $(amixer -c $card sget "${CONTROL}" | grep -q 'Capabilities:.*cvolume') ; then
                      amixer -c $card -q set "${CONTROL}" $MICVOL%
                   fi
                   eend $?